212266046 has 16 divisors (see below), whose sum is σ = 337515984. Its totient is φ = 99775104.

The previous prime is 212266039. The next prime is 212266049. The reversal of 212266046 is 640662212.

212266046 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212266049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31361 + ... + 37523.

It is an arithmetic number, because the mean of its divisors is an integer number (21094749).

Almost surely, 2^212266046 is an apocalyptic number.

212266046 is a deficient number, since it is larger than the sum of its proper divisors (125249938).

212266046 is a wasteful number, since it uses less digits than its factorization.

212266046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7195.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 212266046 is about 14569.3529712201. The cubic root of 212266046 is about 596.5225193366.

It can be divided in two parts, 21226 and 6046, that added together give a palindrome (27272).

The spelling of 212266046 in words is "two hundred twelve million, two hundred sixty-six thousand, forty-six".